feat: init imxyy-nix-x16

config/hosts/imxyy-nix-x16/hardware.nix

@@ -0,0 +1,162 @@
+{
+  config,
+  lib,
+  pkgs,
+  username,
+  ...
+}:
+let
+  btrfs = "/dev/disk/by-uuid/0404de0a-9c4d-4c98-b3e5-b8ff8115f36c";
+in
+{
+  boot = {
+    initrd = {
+      kernelModules = [ "amdgpu" ];
+      availableKernelModules = [
+        "xhci_pci"
+        "ahci"
+        "nvme"
+        "usbhid"
+        "usb_storage"
+        "sd_mod"
+      ];
+      verbose = false;
+    };
+
+    kernelPackages = lib.mkForce pkgs.linuxPackages_cachyos;
+    kernelModules = [ "kvm-amd" ];
+
+    tmp.useTmpfs = true;
+    kernel.sysctl = {
+      "fs.file-max" = 9223372036854775807;
+    };
+
+    resumeDevice = btrfs;
+    kernelParams = [
+      "resume_offset=6444127"
+    ];
+  };
+  services.scx.enable = true;
+
+  fileSystems."/" = {
+    device = btrfs;
+    fsType = "btrfs";
+    options = [
+      "compress=zstd"
+      "subvol=root"
+    ];
+  };
+
+  fileSystems."/nix" = {
+    device = "/dev/disk/by-uuid/843c36ae-f6d0-46a1-b5c7-8ab569e1e63f";
+    fsType = "btrfs";
+    options = [ "compress=zstd" ];
+  };
+
+  my.persist.location = "/nix/persist";
+  fileSystems."/nix/persist" = {
+    device = btrfs;
+    fsType = "btrfs";
+    options = [
+      "compress=zstd"
+      "subvol=persistent"
+    ];
+    neededForBoot = true;
+  };
+
+  fileSystems."/swap" = {
+    device = btrfs;
+    fsType = "btrfs";
+    options = [
+      "compress=zstd"
+      "subvol=swap"
+    ];
+    neededForBoot = true;
+  };
+
+  boot.initrd.postDeviceCommands = lib.mkAfter ''
+    mkdir /btrfs_tmp
+    mount ${btrfs} /btrfs_tmp
+    mkdir -p /btrfs_tmp/old_roots
+    if [[ -e /btrfs_tmp/root ]]; then
+        timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%-d_%H:%M:%S")
+        mv /btrfs_tmp/root "/btrfs_tmp/old_roots/$timestamp"
+    fi
+
+    delete_subvolume_recursively() {
+        IFS=$'\n'
+        for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do
+            delete_subvolume_recursively "/btrfs_tmp/$i"
+        done
+        btrfs subvolume delete "$1"
+    }
+
+    for i in $(find /btrfs_tmp/old_roots/ -maxdepth 1 -mtime +14); do
+        delete_subvolume_recursively "$i"
+    done
+
+    btrfs subvolume create /btrfs_tmp/root
+    umount /btrfs_tmp
+  '';
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/B7DC-E9AC";
+    fsType = "vfat";
+    options = [
+      "uid=0"
+      "gid=0"
+      "fmask=0077"
+      "dmask=0077"
+    ];
+  };
+
+  fileSystems."/home/${username}/Documents" = {
+    device = "/dev/disk/by-uuid/a4e37dcd-764a-418c-aa1c-484f1fbd4bbe";
+    fsType = "ext4";
+  };
+
+  fileSystems."/home/${username}/Downloads" = {
+    device = "/dev/disk/by-uuid/18717cb4-49ac-40fa-95d4-29523a458dd0";
+    fsType = "ext4";
+  };
+
+  fileSystems."/home/${username}/Videos" = {
+    device = "/dev/disk/by-uuid/b67bbeab-58bc-4814-b5e3-08404e78b25e";
+    fsType = "ext4";
+  };
+
+  fileSystems."/home/${username}/Pictures" = {
+    device = "/dev/disk/by-uuid/a31bfe7e-cc17-4bd2-af74-ae5de9be35d3";
+    fsType = "ext4";
+  };
+
+  fileSystems."/home/${username}/Music" = {
+    device = "//192.168.3.2/share/imxyy_soope_/Music";
+    fsType = "cifs";
+    options = [
+      "username=nas"
+      "password=nasshare"
+      "x-systemd.automount,noauto,x-systemd.idle-timeout=60,x-systemd.device-timeout=5s,x-systemd.mount-timeout=5s"
+      "nodev"
+      "nofail"
+      "uid=1000"
+      "gid=100"
+      "vers=3"
+      "rw"
+    ];
+  };
+
+  swapDevices = [
+    {
+      device = "/swap/swapfile";
+      size = 32 * 1024;
+    }
+  ];
+
+  networking.useDHCP = lib.mkDefault false;
+
+  hardware.enableRedistributableFirmware = lib.mkDefault true;
+  hardware.cpu.amd.updateMicrocode = config.hardware.enableRedistributableFirmware;
+
+  nixpkgs.hostPlatform = lib.mkForce "x86_64-linux";
+}